log layer/WaveformLayer.h @ 1153:c5a82068bd60 3.0-integration

age author description
2015-04-20 Chris Cannam Merge from default branch osx-retina
2015-04-20 Chris Cannam Allow layers to be loaded without models if their layer class explicitly says it's OK (otherwise default template won't load, as it has an empty waveform layer)